Array
(
    [4] => Array
        (
            [0] => 50
            [1] => 48
            [2] => 53
        )

    [1] => Array
        (
            [0] => 5
        )

    [0] => Array
        (
            [0] => 1213
        )

    [6] => Array
        (
            [0] => 111
        )

)